Patent · US Expired

Electrorheological fluid compositions containing alkylmethylsiloxanes

US5480573A · kind A · utility

7Cited by
7References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 29, 1994
Grant dateJan 2, 1996
Priority date
Expiry dateApr 29, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10M171/001
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to an electrorheological fluid comprising solid particles, an alkylmethylsiloxane compound, and an organofluoro compound. Preferred solid particles include zeolite and sulfate ionomers of aminofunctional siloxanes. The ER fluids of the present invention are characterized by improved dispersion stability, enhanced lubricity, and high yield stresses.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.